From 363eef5d5731d4057889a484bc2f701d21f98e63 Mon Sep 17 00:00:00 2001
From: Alexis Deveria <adeveria@gmail.com>
Date: Wed, 27 Jan 2010 21:03:43 +0000
Subject: [PATCH] Added keyboard shortcut option for extension buttons, made
 import of connectors work, fixed issue 442

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1286 eee81c28-f429-11dd-99c0-75d572ba1ddd
---
 editor/ext-connector.js | 11 +++++++++--
 editor/svg-editor.html  |  2 +-
 editor/svg-editor.js    | 22 ++++++++++++++++++++++
 editor/svgcanvas.js     | 14 +++++++++++++-
 4 files changed, 45 insertions(+), 4 deletions(-)

diff --git a/editor/ext-connector.js b/editor/ext-connector.js
index 2c95ea74..4b70bf37 100644
--- a/editor/ext-connector.js
+++ b/editor/ext-connector.js
@@ -1,6 +1,5 @@
 $(function() {
 	svgCanvas.addExtension("Connector", function(vars) {
-		
 		var svgcontent = vars.content,
 			svgroot = vars.root,
 			getNextId = vars.getNextId,
@@ -144,6 +143,7 @@ $(function() {
 				type: "mode",
 				icon: "images/cut.png",
 				title: "Connect two objects",
+				key: "L",
 				events: {
 					'click': function() {
 						svgCanvas.setMode("connector");
@@ -198,7 +198,6 @@ $(function() {
 					var i = elems.length;
 					var connectors = $(svgcontent).find("." + conn_class);
 					if(!connectors.length) return;
-					
 					connections = [];
 					
 					while(i--) {
@@ -349,6 +348,14 @@ $(function() {
 						showPanel(false);
 					}
 				}
+			},
+			elementChanged: function(opts) {
+				var elem = opts.elems[0];
+				if (elem && elem.tagName == 'svg' && elem.id == "svgcontent") {
+					// Update svgcontent (can change on import)
+					svgcontent = elem;
+				}
+				
 			}
 		};
 	});
diff --git a/editor/svg-editor.html b/editor/svg-editor.html
index 1e3c82f9..22aa05bc 100644
--- a/editor/svg-editor.html
+++ b/editor/svg-editor.html
@@ -18,7 +18,7 @@
 <script type="text/javascript" src="locale/locale.js"></script>
 <script type="text/javascript" src="svgcanvas.js"></script>
 <script type="text/javascript" src="svg-editor.js"></script>
-<!-- <script type="text/javascript" src="ext-connector.js"></script> -->
+<script type="text/javascript" src="ext-connector.js"></script>
 
 <!-- Release version of script tags: >
 <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3/jquery.min.js"></script>
diff --git a/editor/svg-editor.js b/editor/svg-editor.js
index df915603..6a84f794 100644
--- a/editor/svg-editor.js
+++ b/editor/svg-editor.js
@@ -235,6 +235,10 @@ function svg_edit_setup() {
 		// we tell it to skip focusing the text control if the
 		// text element was previously in focus
 		updateContextPanel();
+		
+		svgCanvas.runExtensions("elementChanged", {
+			elems: elems
+		});
 	};
 	
 	var zoomChanged = function(window, bbox, autoCenter) {
@@ -307,6 +311,24 @@ function svg_edit_setup() {
 				
 				// Add given events to button
 				$.each(btn.events, function(name, func) {
+					if(name == "click") {
+						if(btn.type == 'mode') {
+							var new_func = function() {
+								if (toolButtonClick('#' + id)) {
+									func();
+								}
+							}
+							
+							button.bind(name, new_func);
+							if(btn.key) {
+								$(document).bind('keydown', {combi: btn.key}, new_func);
+								if(btn.title) button.attr("title", btn.title + ' ['+btn.key+']');
+							}
+						}
+					} else {
+						button.bind(name, func);
+					}
+				
 					button.bind(name, function() {
 						if(name == "click" && btn.type == 'mode') {
 							if (toolButtonClick('#' + id)) {
diff --git a/editor/svgcanvas.js b/editor/svgcanvas.js
index 8f9f9fbb..d2c37151 100644
--- a/editor/svgcanvas.js
+++ b/editor/svgcanvas.js
@@ -78,7 +78,8 @@ var isOpera = !!window.opera,
 		return $('<p/>').html(str).text();
 	};
 
-
+	var unit_types = {'em':0,'ex':0,'px':1,'cm':35.43307,'mm':3.543307,'in':90,'pt':1.25,'pc':15,'%':0};
+	
 // These command objects are used for the Undo/Redo stack
 // attrs contains the values that the attributes had before the change
 function ChangeElementCommand(elem, attrs, text) {
@@ -4432,6 +4433,7 @@ function BatchCommand(text) {
 				current_mode = "select";
 				removeAllPointGripsFromPath();
 				canvas.clearSelection();
+				pathActions.clear();
 				if(selPath) {
 					call("selected", [elem]);
 					canvas.addToSelection([elem], true);
@@ -7248,6 +7250,16 @@ function BatchCommand(text) {
 		rect.setAttribute('x',.1);
 		var crect = rect.cloneNode(false);
 		support.goodDecimals = (crect.getAttribute('x').indexOf(',') == -1);
+		
+		// Get correct em/ex values
+		var rect = document.createElementNS(svgns,'rect');
+		rect.setAttribute('width',"1em");
+		rect.setAttribute('height',"1ex");
+		svgcontent.appendChild(rect);
+		var bb = rect.getBBox();
+		unit_types.em = bb.width;
+		unit_types.ex = bb.height;
+		svgcontent.removeChild(rect);
 	}());
 }
 // Static class for various utility functions